Feature 1[Balance Charge u0026 Discharge]Special battery balancer for solar system can balance charge and discharge. 2[Reduce Battery Replacement]Battery balancer extends battery life and reduces battery replacement. 3[Useful]The battery balancer makes the series-parallel battery get a stable voltage when charging. 4[Widely Applicable]Suitable for use in autos, boats, golf carts, motorcycles, solar, trucks, RVu0027s, electric forklift batteries, etc. 5[Multiple Protections]Reverse polarity conservation, low voltage disconnect to keep batteries in heath condition and extend battery service life. This battery equalizer can be connected in series or in parallel for a long time in the battery, so as to automatically maintain the balance of the battery state to keep batteries in heath condition and extend battery service life. Features: [Balance Charge & Discharge]Special battery balancer for the solar system can balance charge and discharge. [Reduce Battery Replacement]Battery balancer extends battery life and reduces battery replacement. [Useful]The battery balancer makes the series-parallel battery get a stable voltage when charging. [Widely Applicable]Suitable for use in autos, boats, golf carts, motorcycles, solar, trucks, RV's, electric forklift batteries, etc. [Multiple Protections]Reverse polarity conservation, low voltage disconnect to keep batteries in heath condition and extend battery service life. Specifications: Voltage Specifications: 12V(Type 1); 48V(Type 2) Color: Black Material: ABS Standby Current: